9 0 2 0 7 8 0 0 0
1 8 0 0 0 0 7 6 0
0 7 0 5 0 0 0 0 0
7 5 0 0 0 6 0 8 4
4 0 6 0 0 0 1 5 7
0 1 0 0 4 5 3 9 6
0 2 0 0 0 0 5 0 9
6 0 9 0 0 7 8 3 0
0 0 0 9 8 4 0 7 0